113 lines
3.1 KiB
Python
113 lines
3.1 KiB
Python
#
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# Copyright (c) 2014 EUROGICIEL
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import pecan
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from wsgiref import simple_server
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from oslo.config import cfg
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from cerberus.api import auth
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from cerberus.api import config as api_config
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from cerberus.api import hooks
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from cerberus.openstack.common import log as logging
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LOG = logging.getLogger(__name__)
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auth_opts = [
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cfg.StrOpt('api_paste_config',
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default="api_paste.ini",
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help="Configuration file for WSGI definition of API."
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),
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]
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api_opts = [
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cfg.StrOpt('host_ip',
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default="0.0.0.0",
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help="Host serving the API."
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),
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cfg.IntOpt('port',
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default=8300,
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help="Host port serving the API."
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),
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]
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CONF = cfg.CONF
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CONF.register_opts(auth_opts)
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CONF.register_opts(api_opts, group='api')
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def get_pecan_config():
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# Set up the pecan configuration
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filename = api_config.__file__.replace('.pyc', '.py')
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return pecan.configuration.conf_from_file(filename)
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def setup_app(pecan_config=None, extra_hooks=None):
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if not pecan_config:
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pecan_config = get_pecan_config()
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app_hooks = [hooks.ConfigHook(),
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hooks.DBHook(),
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hooks.ContextHook(pecan_config.app.acl_public_routes),
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hooks.NoExceptionTracebackHook()]
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if pecan_config.app.enable_acl:
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app_hooks.append(hooks.AuthorizationHook(
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pecan_config.app.member_routes))
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pecan.configuration.set_config(dict(pecan_config), overwrite=True)
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app = pecan.make_app(
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pecan_config.app.root,
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static_root=pecan_config.app.static_root,
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template_path=pecan_config.app.template_path,
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debug=CONF.debug,
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force_canonical=getattr(pecan_config.app, 'force_canonical', True),
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hooks=app_hooks,
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guess_content_type_from_ext=False
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)
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if pecan_config.app.enable_acl:
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strategy = auth.strategy(CONF.auth_strategy)
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return strategy.install(app,
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cfg.CONF,
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pecan_config.app.acl_public_routes)
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return app
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def build_server():
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# Create the WSGI server and start it
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host = CONF.api.host_ip
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port = CONF.api.port
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server_cls = simple_server.WSGIServer
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handler_cls = simple_server.WSGIRequestHandler
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pecan_config = get_pecan_config()
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pecan_config.app.enable_acl = (CONF.auth_strategy == 'keystone')
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app = setup_app(pecan_config=pecan_config)
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srv = simple_server.make_server(
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host,
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port,
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app,
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server_cls,
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handler_cls)
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return srv
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